Figure 2

Stimulation with WHO standard endotoxin. Prostaglandin E₂ concentration after LPS stimulation of fresh (stored < 2 h) bovine whole blood. Box-plot with median and min to max whiskers of n = 5, permutation test, *p ≤ 0.05, **p ≤ 0.01 compared to unstimulated blood. Result is representative of three independent experiments¹.